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2 August, 04:09

There is a bag with only red marbles and blue marbles. The probability of randomly choosing a red marble is 2 9. There are 45 marbles in total in the bag and each is equally likely to be chosen. Work out how many red marbles there must be

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  1. 2 August, 04:36
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    10 red marbles

    Step-by-step explanation:

    Total = 45 marbles

    Probability of red = 2/9

    Number of red = 45*2/9 = 10
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